package com.signcomplex.nettyandroid;

import io.netty.bootstrap.Bootstrap;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelOption;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.SocketChannel;
import io.netty.channel.socket.nio.NioSocketChannel;

public class TimeClient1 {

    public void connect(int port, String host) throws Exception {
        // 配置客户端NIO线程组
        EventLoopGroup group = new NioEventLoopGroup();
        try {
            Bootstrap b = new Bootstrap();
            b.group(group).channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true)
                    .handler(new ChannelInitializer<SocketChannel>() {
                        @Override
                        public void initChannel(SocketChannel ch) throws Exception {
//                            ByteBuf delimiter = Unpooled.copiedBuffer("$"
//                                    .getBytes());
//                            ch.pipeline().addLast(
//                                    new DelimiterBasedFrameDecoder(1024,
//                                            delimiter));
//                            ch.pipeline().addLast(new StringDecoder());
//                            ch.pipeline().addLast(new StringDecoder(Charset.forName("GBK")));
////                            ch.pipeline().addLast(new StringEncoder(Charset.forName("UTF-8")));
                            ch.pipeline().addLast(TimeClientHandler.getInstance());
                        }

                    });

            // 发起异步连接操作
            ChannelFuture f = b.connect(host, port).sync();

            // 当代客户端链路关闭
            f.channel().closeFuture().sync();
        } finally {
            // 优雅退出，释放NIO线程组
            group.shutdownGracefully();
        }
    }

}
